Barometric Pressure in Irvine, United States 
1010.8 hPa
19.1 ℃
95%
0.78 m/s
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The average pressure in Irvine, California, United States today is , which is considered normal. Pressure is trending falling.
Weather prediction: Rain at frequent intervals
Rapid Pressure Changes
Rapid pressure changes detected in Irvine, often a sign of approaching weather shifts. See the forecast chart or get pressure alerts.
- Rapid Rise : ()
The daily total fluctuation in pressure in Irvine is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Irvine hour by hour across the next 6 hourly readings.
The barometric pressure in Irvine, California is typically between 30.07 and 30.17 inches. This is slightly higher than the national average. The pressure is usually highest in the morning and lowest at night.
Irvine is located in a coastal basin surrounded by mountains. The Santa Ana Mountains are to the east. The San Joaquin Hills are to the south. These mountains block some airflow from the east and south.
This blockage can cause the air pressure to increase in Irvine. The mountains also create a rain shadow effect. This means that Irvine receives less precipitation than other areas in California.
The Pacific Ocean is to the west of Irvine. The ocean has a moderating effect on the weather. It keeps temperatures relatively stable and prevents large pressure swings.